A gauge-and-flow-meter machine with a longer warranty than most imports. It costs more than similar models.
Amazon $269.99
A budget gauge-and-flow-meter machine for vacuum and intake leaks. EVAP testing needs a separate regulator.
- 10-15 PSIPressure
- NoEVAP mode
- GaugeGauge
- Built-in pumpAir
Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.
- Gauge and flow meter for pressure decay tests under $100
- Fluid, intake bladder and caps included
- 10 to 15 PSI is too high for EVAP without an extra regulator
- Warranty published: 1 year
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Specifications
| Model number | SMT-108-Pro |
|---|---|
| Pressure and smoke | |
| EVAP mode | No |
| Output pressure | 10-15 PSI |
| Pressure display | Gauge |
| Flow meter | Yes |
| Power and fluid | |
| Air source | Built-in pump |
| Smoke fluid | maker fluid or baby oil |
| Fluid included | Yes |
| In the box | |
| Cap plugs | 7 pieces |
| Warranty | 1 year |
Alternatives in this type
The Shop Series with its own air motor, for owners without a compressor. It suits vacuum and intake leaks; the maker does not list an EVAP-safe pressure.
Amazon $79.99Compare
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